Sf6 Circuit Breaker
Price: |
US $ 800-1000/Piece |
Trade Terms: |
FOB,CFR,CIF |
Min Order: |
1/Piece |
Pay Type: |
L/C,T/T,D/P |
Product Specifications
Prod Model: |
LW39-126 |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Rated Voltage: |
40.5 |
Rated Current: |
630/1250/2000 |
Rated Frequency: |
50/60 |
Breaking Capacity: |
High Voltage Circuit Breakers |
Operation: |
Electric Type |
Speed: |
Normal Type Circuit Breaker |
Arc-extinguishing Medium: |
SF6 |
Installation: |
Open Frame |
Structure: |
MCCB |
Poles Number: |
1 |
Certification: |
UL |
Product Description
Features:A. High performance of breaking, which has the capability to cut off the short-circuit and pull out of the outgoing point, and resolve the close-in faul.B. The arc-chutes manufactured by the technology of spinning with high quality of airflow and simple structure.C. Longer electrical service life, the ability of breaking for 20times on full capacity, and long interval for maintaining, free maintenance for 10 years under the normal operation.D. Operation mechanism in low energy which is simple, reliable and neat.E. Low rated pressure, not be liquefied under low temperature.F. Smaller area occupied.G. Low noise, used in residential areas.H. Instant on-site installation.
Outdoor AC High-Voltage Disconnector (GW4-40.5-1)
NINGBO TIANAN (GROUP) CO., LTD.
General
GW4 series outdoor AC HV disconnector is three-phase AC 50Hz outdoor HV electric equipment used in rated voltage 35KV electric system. It is used for high voltage lines no-load switching and electrical isolation of examined high voltage bus, circuit breakers and other electrical equipments.
Functional design
1) Reasonable structure, excellent performance and reliable service;
2) Excellent mechanical properties, small operating force, high reliability, long mechanical endurance;
3) Brilliant anticorrosive capability.
4) Small circuit resistance and good waterproof performance.Specifications
Specifications | Unit | Value |
Rated voltage | kV | 40.5 | 72.5 | 126 | 145 |
Rated current | A | 630/1250/2000 | 630/1250/2000 | 1600 | 1600/2000 |
Rated frequency | Hz | 50/60 |
Rated short-time withstand current (r.m.s) | kA | 20/25/ 31.5 | 25/31.5/40 | 31.5 | 31.5/40 |
Rated peak withstand current | kA | 50/63/80 | 63/80/100 | 80 | 80/100 |
1min power frequency withstand voltage (r.m.s) | To earth/Between phases | kV | 70 | 140 | 230 | 275 |
Across isolating distance | kV | 80 | 160 | 265 | 315 |
Lightning impulse withstand voltage (peak) | To earth/Between phases | kV | 170 | 325 | 550 | 650 |
Across isolating distance | kV | 195 | 375 | 630 | 750 |
Ningbo Tianan (Group) Co., Ltd. Was founded in 1969, is a national large
Enterprise, national key high-tech enterprise, industry key enterprises and Zhejiang provincial leading enterprise in power transmission and transforming
Industry. Under the company there are 1 R&D center, 10 specialized subsidiary
Companies, and more than 70 marketing offices. There are more than 2500 emplo--yee working in headquarter. The total asset sums up to 3.8 billion yuan (RMB).
The output value sums up to 5.0 billion yuan (RMB). Group competitiveness ranks in the first 225 in China's top 500.
Tianan Group is one of the domestic manufacturers and scientific research
Enterprises of power transmission and transforming industry featuring largest scale, most variety, full specifications, and best quality. Besides, the company owns abundant technical development strength, the international first-class production
And test equipments, efficient and flexible management mechanism, a great
Number of outstanding professional talents. "Quality is personality" is our concept. It has sufficient quality management system and quality assurance, all over the world's sales service network. All the above constructs excellent resources support system for customers.
Now the products include 126kV GIS combination apparatus, SF6 circuit breaker, 126kV&252kV power transformer, 252kV and below 252kV outdoor HV disconnecting switch and transformer, boxtype substation below 40.5kV, ring main unit
Switchgear, midmount switchgear, fixed switchgear, GIS, L. V. Switchgear, frequencyconversion switchgear, H. V. Load switch, H. V. &L. V. Circuit breaker, cable (RMU)
Branch box, fuse, current transformer (CT), dry-type & oil-immersed transformers,
High-voltage inverter speed regulation device, high-voltage static reactive power
Generator, active power filter, intelligent electric equipments, etc. The products
Are widely used in nuclear power plant, chemical plant, railway, underground,
Airport, national defense, Beijing Olympics and main national, provincial and municipal construction projects.
Tianan has already obtained "China's well-known trademarks ", "China's brand
-name products ", "National Product Exempting from Inspection ". The ISO9001 quality guarantee system, the ISO14001 environment management system and
The OHSAS18001 occupation healthy safety control system through the national authentication, "CCC", "PICC" authentication certificate, which Tianan obtained comparatively early. The products cover all over the country and abroad five continental countries. Especially, our products applied to the Shenzhou V, Shenzhou VI,
Shenzhou VII manned spacecraft and the construction of Qinghai-Tibet railway. The practice has proved Tianan's products have the outstanding performance
That can withstand the test of bad environment.
In recent years, many prizes have been awarded to Tianan, such as: National May1st Labor Prize, National Innovation-based Pilot Enterprise, National Mechanical
Industrial Management Demonstration Enterprise, National Mechanical Industry
Civilized Company, Zhejiang Province "a group of five" key business, Province Quality Control Prize and so on. Chairman of the Board Jiang Baomin is the national model labor and the outstanding entrepreneur.
The "Tianan Electric town" which covers an area of more than 600, 000 square
Meters and RMB 1.2 billion has been invested has been put to use. To the end of 2011, Tianan has put it into an integrated, intellectualized and modernized
Enterprisewith the combination of scientific research, manufacturing, management and culture as "the aircraft carrier" in power transmission and transforming
Industry.
Seeing is believing, Tianan Group sincerely welcome all new and old customers
And friends come to our company for a visit or inspection.